Woad

Isatis tinctoria

Family: Brassicaceae Evidence: C decoctioncapsule

A TCM antiviral herb — the root (Ban Lan Gen) is one of China's most used herbs during respiratory illness outbreaks. Also a historical blue dye.

Safety Profile

PregnancyUnsafe
BreastfeedingInsufficient Data
PediatricUse Caution

Contraindications

Pregnancy. Spleen deficiency. Prolonged use.

Interactions

Few known interactions.

Side Effects

GI upset, diarrhea. Not for long-term use.

This information is for educational purposes only. It is not medical advice. Consult a qualified healthcare provider before using any herbal product.